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authorSteve Reinhardt <stever@eecs.umich.edu>2006-10-24 11:50:20 -0400
committerSteve Reinhardt <stever@eecs.umich.edu>2006-10-24 11:50:20 -0400
commit06482e6eeda9ba092c2fdc87217e391e64ff36a0 (patch)
tree88dc1e11d333534fe5879dcf1eb981b41351961f /src
parent3922b2e076e50a624e129d19a7e7811341c9e4fd (diff)
parente321a21e27b5957395679e49c8d5d0783b852fad (diff)
downloadgem5-06482e6eeda9ba092c2fdc87217e391e64ff36a0.tar.xz
Merge zizzer.eecs.umich.edu:/z/m5/Bitkeeper/newmem
into zizzer.eecs.umich.edu:/z/stever/bk/newmem-head --HG-- extra : convert_revision : a077304e608753f50f4a12216901d156469eebe4
Diffstat (limited to 'src')
-rw-r--r--src/mem/cache/base_cache.cc4
-rw-r--r--src/mem/cache/cache_impl.hh64
-rw-r--r--src/mem/cache/miss/blocking_buffer.hh18
-rw-r--r--src/mem/cache/miss/miss_queue.hh22
-rw-r--r--src/mem/cache/miss/mshr.hh20
-rw-r--r--src/mem/cache/miss/mshr_queue.hh26
-rw-r--r--src/mem/cache/tags/split.hh8
-rw-r--r--src/mem/cache/tags/split_blk.hh2
-rw-r--r--src/sim/pseudo_inst.cc2
9 files changed, 76 insertions, 90 deletions
diff --git a/src/mem/cache/base_cache.cc b/src/mem/cache/base_cache.cc
index 0694aae6e..599958222 100644
--- a/src/mem/cache/base_cache.cc
+++ b/src/mem/cache/base_cache.cc
@@ -79,9 +79,7 @@ BaseCache::CachePort::recvTiming(PacketPtr pkt)
&& !pkt->isRead() && !pkt->isWrite()) {
//Upgrade or Invalidate
//Look into what happens if two slave caches on bus
- DPRINTF(Cache, "%s %x ? blk_addr: %x\n", pkt->cmdString(),
- pkt->getAddr() & (((ULL(1))<<48)-1),
- pkt->getAddr() & ~((Addr)cache->blkSize - 1));
+ DPRINTF(Cache, "%s %x ?\n", pkt->cmdString(), pkt->getAddr());
assert(!(pkt->flags & SATISFIED));
pkt->flags |= SATISFIED;
diff --git a/src/mem/cache/cache_impl.hh b/src/mem/cache/cache_impl.hh
index 3c47762f6..9bb72e85c 100644
--- a/src/mem/cache/cache_impl.hh
+++ b/src/mem/cache/cache_impl.hh
@@ -205,9 +205,10 @@ Cache<TagStore,Buffering,Coherence>::access(PacketPtr &pkt)
missQueue->doWriteback(writebacks.front());
writebacks.pop_front();
}
- DPRINTF(Cache, "%s %x %s blk_addr: %x\n", pkt->cmdString(),
- pkt->getAddr() & (((ULL(1))<<48)-1), (blk) ? "hit" : "miss",
- pkt->getAddr() & ~((Addr)blkSize - 1));
+
+ DPRINTF(Cache, "%s %x %s\n", pkt->cmdString(), pkt->getAddr(),
+ (blk) ? "hit" : "miss");
+
if (blk) {
// Hit
hits[pkt->cmdToIndex()][0/*pkt->req->getThreadNum()*/]++;
@@ -288,10 +289,8 @@ Cache<TagStore,Buffering,Coherence>::sendResult(PacketPtr &pkt, MSHR* mshr,
CacheBlk::State old_state = (blk) ? blk->status : 0;
CacheBlk::State new_state = coherence->getNewState(pkt,old_state);
if (old_state != new_state)
- DPRINTF(Cache, "Block for blk addr %x moving from "
- "state %i to %i\n",
- pkt->getAddr() & (((ULL(1))<<48)-1),
- old_state, new_state);
+ DPRINTF(Cache, "Block for blk addr %x moving from state "
+ "%i to %i\n", pkt->getAddr(), old_state, new_state);
//Set the state on the upgrade
memcpy(pkt->getPtr<uint8_t>(), blk->data, blkSize);
PacketList writebacks;
@@ -331,8 +330,7 @@ Cache<TagStore,Buffering,Coherence>::handleResponse(PacketPtr &pkt)
//Make the response a Bad address and send it
}
// MemDebug::cacheResponse(pkt);
- DPRINTF(Cache, "Handling reponse to %x, blk addr: %x\n",pkt->getAddr(),
- pkt->getAddr() & (((ULL(1))<<48)-1));
+ DPRINTF(Cache, "Handling reponse to %x\n", pkt->getAddr());
if (pkt->isCacheFill() && !pkt->isNoAllocate()) {
blk = tags->findBlock(pkt);
@@ -342,7 +340,7 @@ Cache<TagStore,Buffering,Coherence>::handleResponse(PacketPtr &pkt)
if (old_state != new_state)
DPRINTF(Cache, "Block for blk addr %x moving from "
"state %i to %i\n",
- pkt->getAddr() & (((ULL(1))<<48)-1),
+ pkt->getAddr(),
old_state, new_state);
blk = tags->handleFill(blk, (MSHR*)pkt->senderState,
new_state, writebacks, pkt);
@@ -427,8 +425,8 @@ Cache<TagStore,Buffering,Coherence>::snoop(PacketPtr &pkt)
//Append the invalidate on
missQueue->addTarget(mshr,invalidatePkt);
- DPRINTF(Cache, "Appending Invalidate to blk_addr: %x\n",
- pkt->getAddr() & (((ULL(1))<<48)-1));
+ DPRINTF(Cache, "Appending Invalidate to addr: %x\n",
+ pkt->getAddr());
return;
}
}
@@ -436,8 +434,8 @@ Cache<TagStore,Buffering,Coherence>::snoop(PacketPtr &pkt)
//We also need to check the writeback buffers and handle those
std::vector<MSHR *> writebacks;
if (missQueue->findWrites(blk_addr, writebacks)) {
- DPRINTF(Cache, "Snoop hit in writeback to blk_addr: %x\n",
- pkt->getAddr() & (((ULL(1))<<48)-1));
+ DPRINTF(Cache, "Snoop hit in writeback to addr: %x\n",
+ pkt->getAddr());
//Look through writebacks for any non-uncachable writes, use that
for (int i=0; i<writebacks.size(); i++) {
@@ -528,12 +526,9 @@ Cache<TagStore,Buffering,Coherence>::probe(PacketPtr &pkt, bool update,
{
// MemDebug::cacheProbe(pkt);
if (!pkt->req->isUncacheable()) {
- if (pkt->isInvalidate() && !pkt->isRead()
- && !pkt->isWrite()) {
+ if (pkt->isInvalidate() && !pkt->isRead() && !pkt->isWrite()) {
//Upgrade or Invalidate, satisfy it, don't forward
- DPRINTF(Cache, "%s %x ? blk_addr: %x\n", pkt->cmdString(),
- pkt->getAddr() & (((ULL(1))<<48)-1),
- pkt->getAddr() & ~((Addr)blkSize - 1));
+ DPRINTF(Cache, "%s %x ?\n", pkt->cmdString(), pkt->getAddr());
pkt->flags |= SATISFIED;
return 0;
}
@@ -550,9 +545,8 @@ Cache<TagStore,Buffering,Coherence>::probe(PacketPtr &pkt, bool update,
int lat;
BlkType *blk = tags->handleAccess(pkt, lat, writebacks, update);
- DPRINTF(Cache, "%s %x %s blk_addr: %x\n", pkt->cmdString(),
- pkt->getAddr() & (((ULL(1))<<48)-1), (blk) ? "hit" : "miss",
- pkt->getAddr() & ~((Addr)blkSize - 1));
+ DPRINTF(Cache, "%s %x %s\n", pkt->cmdString(),
+ pkt->getAddr(), (blk) ? "hit" : "miss");
// Need to check for outstanding misses and writes
@@ -596,7 +590,7 @@ Cache<TagStore,Buffering,Coherence>::probe(PacketPtr &pkt, bool update,
} else if (!blk && !(pkt->flags & SATISFIED)) {
// update the cache state and statistics
if (mshr || !writes.empty()){
- // Can't handle it, return pktuest unsatisfied.
+ // Can't handle it, return request unsatisfied.
panic("Atomic access ran into outstanding MSHR's or WB's!");
}
if (!pkt->req->isUncacheable()) {
@@ -611,10 +605,8 @@ Cache<TagStore,Buffering,Coherence>::probe(PacketPtr &pkt, bool update,
busPkt->time = curTick;
- DPRINTF(Cache, "Sending a atomic %s for %x blk_addr: %x\n",
- busPkt->cmdString(),
- busPkt->getAddr() & (((ULL(1))<<48)-1),
- busPkt->getAddr() & ~((Addr)blkSize - 1));
+ DPRINTF(Cache, "Sending a atomic %s for %x\n",
+ busPkt->cmdString(), busPkt->getAddr());
lat = memSidePort->sendAtomic(busPkt);
@@ -633,19 +625,13 @@ return 0;
CacheBlk::State old_state = (blk) ? blk->status : 0;
CacheBlk::State new_state =
coherence->getNewState(busPkt, old_state);
- DPRINTF(Cache,
- "Receive response:%s for blk addr %x in state %i\n",
- busPkt->cmdString(),
- busPkt->getAddr() & (((ULL(1))<<48)-1), old_state);
+ DPRINTF(Cache, "Receive response: %s for addr %x in state %i\n",
+ busPkt->cmdString(), busPkt->getAddr(), old_state);
if (old_state != new_state)
- DPRINTF(Cache, "Block for blk addr %x moving from "
- "state %i to %i\n",
- busPkt->getAddr() & (((ULL(1))<<48)-1),
- old_state, new_state);
-
- tags->handleFill(blk, busPkt,
- new_state,
- writebacks, pkt);
+ DPRINTF(Cache, "Block for blk addr %x moving from state "
+ "%i to %i\n", busPkt->getAddr(), old_state, new_state);
+
+ tags->handleFill(blk, busPkt, new_state, writebacks, pkt);
//Free the packet
delete busPkt;
diff --git a/src/mem/cache/miss/blocking_buffer.hh b/src/mem/cache/miss/blocking_buffer.hh
index 4408cfc4f..934a843a6 100644
--- a/src/mem/cache/miss/blocking_buffer.hh
+++ b/src/mem/cache/miss/blocking_buffer.hh
@@ -128,8 +128,8 @@ public:
}
/**
- * Selects a outstanding pktuest to service.
- * @return The pktuest to service, NULL if none found.
+ * Selects a outstanding request to service.
+ * @return The request to service, NULL if none found.
*/
PacketPtr getPacket();
@@ -147,7 +147,7 @@ public:
void restoreOrigCmd(PacketPtr &pkt);
/**
- * Marks a pktuest as in service (sent on the bus). This can have side
+ * Marks a request as in service (sent on the bus). This can have side
* effect since storage for no response commands is deallocated once they
* are successfully sent.
* @param pkt The request that was sent on the bus.
@@ -155,14 +155,14 @@ public:
void markInService(PacketPtr &pkt, MSHR* mshr);
/**
- * Frees the resources of the pktuest and unblock the cache.
+ * Frees the resources of the request and unblock the cache.
* @param pkt The request that has been satisfied.
- * @param time The time when the pktuest is satisfied.
+ * @param time The time when the request is satisfied.
*/
void handleResponse(PacketPtr &pkt, Tick time);
/**
- * Removes all outstanding pktuests for a given thread number. If a request
+ * Removes all outstanding requests for a given thread number. If a request
* has been sent to the bus, this function removes all of its targets.
* @param threadNum The thread number of the requests to squash.
*/
@@ -220,14 +220,14 @@ public:
int size, uint8_t *data, bool compressed);
/**
- * Perform a writeback pktuest.
+ * Perform a writeback request.
* @param pkt The writeback request.
*/
void doWriteback(PacketPtr &pkt);
/**
- * Returns true if there are outstanding pktuests.
- * @return True if there are outstanding pktuests.
+ * Returns true if there are outstanding requests.
+ * @return True if there are outstanding requests.
*/
bool havePending()
{
diff --git a/src/mem/cache/miss/miss_queue.hh b/src/mem/cache/miss/miss_queue.hh
index 2e04802fb..b67a896f4 100644
--- a/src/mem/cache/miss/miss_queue.hh
+++ b/src/mem/cache/miss/miss_queue.hh
@@ -77,7 +77,7 @@ class MissQueue
/** The block size of the parent cache. */
int blkSize;
- /** Increasing order number assigned to each incoming pktuest. */
+ /** Increasing order number assigned to each incoming request. */
uint64_t order;
bool prefetchMiss;
@@ -212,7 +212,7 @@ class MissQueue
void setPrefetcher(BasePrefetcher *_prefetcher);
/**
- * Handle a cache miss properly. Either allocate an MSHR for the pktuest,
+ * Handle a cache miss properly. Either allocate an MSHR for the request,
* or forward it through the write buffer.
* @param pkt The request that missed in the cache.
* @param blk_size The block size of the cache.
@@ -232,8 +232,8 @@ class MissQueue
PacketPtr &target);
/**
- * Selects a outstanding pktuest to service.
- * @return The pktuest to service, NULL if none found.
+ * Selects a outstanding request to service.
+ * @return The request to service, NULL if none found.
*/
PacketPtr getPacket();
@@ -251,7 +251,7 @@ class MissQueue
void restoreOrigCmd(PacketPtr &pkt);
/**
- * Marks a pktuest as in service (sent on the bus). This can have side
+ * Marks a request as in service (sent on the bus). This can have side
* effect since storage for no response commands is deallocated once they
* are successfully sent.
* @param pkt The request that was sent on the bus.
@@ -259,14 +259,14 @@ class MissQueue
void markInService(PacketPtr &pkt, MSHR* mshr);
/**
- * Collect statistics and free resources of a satisfied pktuest.
+ * Collect statistics and free resources of a satisfied request.
* @param pkt The request that has been satisfied.
- * @param time The time when the pktuest is satisfied.
+ * @param time The time when the request is satisfied.
*/
void handleResponse(PacketPtr &pkt, Tick time);
/**
- * Removes all outstanding pktuests for a given thread number. If a request
+ * Removes all outstanding requests for a given thread number. If a request
* has been sent to the bus, this function removes all of its targets.
* @param threadNum The thread number of the requests to squash.
*/
@@ -313,14 +313,14 @@ class MissQueue
int size, uint8_t *data, bool compressed);
/**
- * Perform the given writeback pktuest.
+ * Perform the given writeback request.
* @param pkt The writeback request.
*/
void doWriteback(PacketPtr &pkt);
/**
- * Returns true if there are outstanding pktuests.
- * @return True if there are outstanding pktuests.
+ * Returns true if there are outstanding requests.
+ * @return True if there are outstanding requests.
*/
bool havePending();
diff --git a/src/mem/cache/miss/mshr.hh b/src/mem/cache/miss/mshr.hh
index d92aa8a85..281ea9d49 100644
--- a/src/mem/cache/miss/mshr.hh
+++ b/src/mem/cache/miss/mshr.hh
@@ -44,7 +44,7 @@ class MSHR;
/**
* Miss Status and handling Register. This class keeps all the information
- * needed to handle a cache miss including a list of target pktuests.
+ * needed to handle a cache miss including a list of target requests.
*/
class MSHR {
public:
@@ -63,15 +63,15 @@ class MSHR {
Addr addr;
/** Adress space id of the miss. */
short asid;
- /** True if the pktuest has been sent to the bus. */
+ /** True if the request has been sent to the bus. */
bool inService;
/** Thread number of the miss. */
int threadNum;
- /** The pktuest that is forwarded to the next level of the hierarchy. */
+ /** The request that is forwarded to the next level of the hierarchy. */
PacketPtr pkt;
/** The number of currently allocated targets. */
short ntargets;
- /** The original pktuesting command. */
+ /** The original requesting command. */
Packet::Command originalCmd;
/** Order number of assigned by the miss queue. */
uint64_t order;
@@ -88,24 +88,24 @@ class MSHR {
Iterator allocIter;
private:
- /** List of all pktuests that match the address */
+ /** List of all requests that match the address */
TargetList targets;
public:
/**
* Allocate a miss to this MSHR.
- * @param cmd The pktuesting command.
+ * @param cmd The requesting command.
* @param addr The address of the miss.
* @param asid The address space id of the miss.
- * @param size The number of bytes to pktuest.
+ * @param size The number of bytes to request.
* @param pkt The original miss.
*/
void allocate(Packet::Command cmd, Addr addr, int size,
PacketPtr &pkt);
/**
- * Allocate this MSHR as a buffer for the given pktuest.
- * @param target The memory pktuest to buffer.
+ * Allocate this MSHR as a buffer for the given request.
+ * @param target The memory request to buffer.
*/
void allocateAsBuffer(PacketPtr &target);
@@ -115,7 +115,7 @@ public:
void deallocate();
/**
- * Add a pktuest to the list of targets.
+ * Add a request to the list of targets.
* @param target The target.
*/
void allocateTarget(PacketPtr &target);
diff --git a/src/mem/cache/miss/mshr_queue.hh b/src/mem/cache/miss/mshr_queue.hh
index 30397d9a0..ec2ddae8a 100644
--- a/src/mem/cache/miss/mshr_queue.hh
+++ b/src/mem/cache/miss/mshr_queue.hh
@@ -39,7 +39,7 @@
#include "mem/cache/miss/mshr.hh"
/**
- * A Class for maintaining a list of pending and allocated memory pktuests.
+ * A Class for maintaining a list of pending and allocated memory requests.
*/
class MSHRQueue {
private:
@@ -55,7 +55,7 @@ class MSHRQueue {
// Parameters
/**
* The total number of MSHRs in this queue. This number is set as the
- * number of MSHRs pktuested plus (numReserve - 1). This allows for
+ * number of MSHRs requested plus (numReserve - 1). This allows for
* the same number of effective MSHRs while still maintaining the reserve.
*/
const int numMSHRs;
@@ -103,14 +103,14 @@ class MSHRQueue {
bool findMatches(Addr addr, std::vector<MSHR*>& matches) const;
/**
- * Find any pending pktuests that overlap the given request.
+ * Find any pending requests that overlap the given request.
* @param pkt The request to find.
* @return A pointer to the earliest matching MSHR.
*/
MSHR* findPending(PacketPtr &pkt) const;
/**
- * Allocates a new MSHR for the pktuest and size. This places the request
+ * Allocates a new MSHR for the request and size. This places the request
* as the first target in the MSHR.
* @param pkt The request to handle.
* @param size The number in bytes to fetch from memory.
@@ -121,12 +121,12 @@ class MSHRQueue {
MSHR* allocate(PacketPtr &pkt, int size = 0);
/**
- * Allocate a read pktuest for the given address, and places the given
+ * Allocate a read request for the given address, and places the given
* target on the target list.
* @param addr The address to fetch.
* @param asid The address space for the fetch.
- * @param size The number of bytes to pktuest.
- * @param target The first target for the pktuest.
+ * @param size The number of bytes to request.
+ * @param target The first target for the request.
* @return Pointer to the new MSHR.
*/
MSHR* allocateFetch(Addr addr, int size, PacketPtr &target);
@@ -135,7 +135,7 @@ class MSHRQueue {
* Allocate a target list for the given address.
* @param addr The address to fetch.
* @param asid The address space for the fetch.
- * @param size The number of bytes to pktuest.
+ * @param size The number of bytes to request.
* @return Pointer to the new MSHR.
*/
MSHR* allocateTargetList(Addr addr, int size);
@@ -181,14 +181,14 @@ class MSHRQueue {
void markInService(MSHR* mshr);
/**
- * Mark an in service mshr as pending, used to resend a pktuest.
+ * Mark an in service mshr as pending, used to resend a request.
* @param mshr The MSHR to resend.
* @param cmd The command to resend.
*/
void markPending(MSHR* mshr, Packet::Command cmd);
/**
- * Squash outstanding pktuests with the given thread number. If a request
+ * Squash outstanding requests with the given thread number. If a request
* is in service, just squashes the targets.
* @param threadNum The thread to squash.
*/
@@ -196,7 +196,7 @@ class MSHRQueue {
/**
* Returns true if the pending list is not empty.
- * @return True if there are outstanding pktuests.
+ * @return True if there are outstanding requests.
*/
bool havePending() const
{
@@ -213,8 +213,8 @@ class MSHRQueue {
}
/**
- * Returns the pktuest at the head of the pendingList.
- * @return The next pktuest to service.
+ * Returns the request at the head of the pendingList.
+ * @return The next request to service.
*/
PacketPtr getReq() const
{
diff --git a/src/mem/cache/tags/split.hh b/src/mem/cache/tags/split.hh
index 748f6fb25..898d3c7a0 100644
--- a/src/mem/cache/tags/split.hh
+++ b/src/mem/cache/tags/split.hh
@@ -71,13 +71,13 @@ class Split : public BaseTags
Addr blkMask;
- /** Number of NIC pktuests that hit in the NIC partition */
+ /** Number of NIC requests that hit in the NIC partition */
Stats::Scalar<> NR_NP_hits;
- /** Number of NIC pktuests that hit in the CPU partition */
+ /** Number of NIC requests that hit in the CPU partition */
Stats::Scalar<> NR_CP_hits;
- /** Number of CPU pktuests that hit in the NIC partition */
+ /** Number of CPU requests that hit in the NIC partition */
Stats::Scalar<> CR_NP_hits;
- /** Number of CPU pktuests that hit in the CPU partition */
+ /** Number of CPU requests that hit in the CPU partition */
Stats::Scalar<> CR_CP_hits;
/** The number of nic replacements (i.e. misses) */
Stats::Scalar<> nic_repl;
diff --git a/src/mem/cache/tags/split_blk.hh b/src/mem/cache/tags/split_blk.hh
index 64d903579..f38516180 100644
--- a/src/mem/cache/tags/split_blk.hh
+++ b/src/mem/cache/tags/split_blk.hh
@@ -47,7 +47,7 @@ class SplitBlk : public CacheBlk {
bool isTouched;
/** Has this block been used after being brought in? (for LIFO partition) */
bool isUsed;
- /** is this blk a NIC block? (i.e. pktuested by the NIC) */
+ /** is this blk a NIC block? (i.e. requested by the NIC) */
bool isNIC;
/** timestamp of the arrival of this block into the cache */
Tick ts;
diff --git a/src/sim/pseudo_inst.cc b/src/sim/pseudo_inst.cc
index 4eb0866a5..d913e159b 100644
--- a/src/sim/pseudo_inst.cc
+++ b/src/sim/pseudo_inst.cc
@@ -74,6 +74,8 @@ namespace AlphaPseudo
if (!doQuiesce)
return;
+ DPRINTF(Quiesce, "%s: quiesce()\n", tc->getCpuPtr()->name());
+
tc->suspend();
if (tc->getKernelStats())
tc->getKernelStats()->quiesce();